Toggle ShowKeys - show keys in drop down editor
This feature turns on the drop down menu +, in the upper-left corner
of the page that allows you to see the key=value with links to edit
them in the resource bundle editor.

Toggle Inline Keys - show keys on the browser page with the values
When Toggle Inline Keys is turned on, the bundle and key information
will appear inline with the values on the page, in the format
[bundle - key_name] Value.
*This feature is dependent on ShowKeys being on*

Toggle English Keys - display alternate English language copy
Turn on Toggle English Keys to change the display language to English
on the page.